210550140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 667779840

約数和(自身を除く): 457229700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 97, 124, 155, 180, 186, 194, 279, 291, 310, 372, 388, 389, 465, 485, 558, 582, 620, 778, 873, 930, 970, 1116, 1164, 1167, 1395, 1455, 1556, 1746, 1860, 1940, 1945, 2334, 2790, 2910, 3007, 3492, 3501, 3890, 4365, 4668, 5580, 5820, 5835, 6014, 7002, 7780, 8730, 9021, 11670, 12028, 12059, 14004, 15035, 17460, 17505, 18042, 23340, 24118, 27063, 30070, 35010, 36084, 36177, 37733, 45105, 48236, 54126, 60140, 60295, 70020, 72354, 75466, 90210, 108252, 108531, 113199, 120590, 135315, 144708, 150932, 180420, 180885, 188665, 217062, 226398, 241180, 270630, 339597, 361770, 377330, 434124, 452796, 541260, 542655, 565995, 679194, 723540, 754660, 1085310, 1131990, 1169723, 1358388, 1697985, 2170620, 2263980, 2339446, 3395970, 3509169, 4678892, 5848615, 6791940, 7018338, 10527507, 11697230, 14036676, 17545845, 21055014, 23394460, 35091690, 42110028, 52637535, 70183380, 105275070, 210550140]

約数ペア:

[(1, 210550140), (2, 105275070), (3, 70183380), (4, 52637535), (5, 42110028), (6, 35091690), (9, 23394460), (10, 21055014), (12, 17545845), (15, 14036676), (18, 11697230), (20, 10527507), (30, 7018338), (31, 6791940), (36, 5848615), (45, 4678892), (60, 3509169), (62, 3395970), (90, 2339446), (93, 2263980), (97, 2170620), (124, 1697985), (155, 1358388), (180, 1169723), (186, 1131990), (194, 1085310), (279, 754660), (291, 723540), (310, 679194), (372, 565995), (388, 542655), (389, 541260), (465, 452796), (485, 434124), (558, 377330), (582, 361770), (620, 339597), (778, 270630), (873, 241180), (930, 226398), (970, 217062), (1116, 188665), (1164, 180885), (1167, 180420), (1395, 150932), (1455, 144708), (1556, 135315), (1746, 120590), (1860, 113199), (1940, 108531), (1945, 108252), (2334, 90210), (2790, 75466), (2910, 72354), (3007, 70020), (3492, 60295), (3501, 60140), (3890, 54126), (4365, 48236), (4668, 45105), (5580, 37733), (5820, 36177), (5835, 36084), (6014, 35010), (7002, 30070), (7780, 27063), (8730, 24118), (9021, 23340), (11670, 18042), (12028, 17505), (12059, 17460), (14004, 15035)]